1 files changed, 99 insertions, 0 deletions
diff --git a/spec/lib/slack/manifest_spec.rb b/spec/lib/slack/manifest_spec.rb
new file mode 100644
index 00000000000..d4fdea80ff5
--- /dev/null
+++ b/spec/lib/slack/manifest_spec.rb
@@ -0,0 +1,99 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Slack::Manifest, feature_category: :integrations do
+  describe '.to_h' do
+    it 'creates the correct manifest' do
+      expect(described_class.to_h).to eq({
+        display_information: {
+          name: "GitLab (#{Gitlab.config.gitlab.host})",
+          description: s_('SlackIntegration|Interact with GitLab without leaving your Slack workspace!'),
+          background_color: '#171321',
+          long_description: "Generated for #{Gitlab.config.gitlab.host} by GitLab #{Gitlab::VERSION}.\r\n\r\n" \
+                            "- *Notifications:* Get notifications to your team's Slack channel about events " \
+                            "happening inside your GitLab projects.\r\n\r\n- *Slash commands:* Quickly open, " \
+                            'access, or close issues from Slack using the `/gitlab` command. Streamline your ' \
+                            'GitLab deployments with ChatOps.'
+        },
+        features: {
+          app_home: {
+            home_tab_enabled: true,
+            messages_tab_enabled: false,
+            messages_tab_read_only_enabled: true
+          },
+          bot_user: {
+            display_name: 'GitLab',
+            always_online: true
+          },
+          slash_commands: [
+            {
+              command: '/gitlab',
+              url: "#{Gitlab.config.gitlab.url}/api/v4/slack/trigger",
+              description: 'GitLab slash commands',
+              usage_hint: 'your-project-name-or-alias command',
+              should_escape: false
+            }
+          ]
+        },
+        oauth_config: {
+          redirect_urls: [
+            Gitlab.config.gitlab.url
+          ],
+          scopes: {
+            bot: %w[
+              commands
+              chat:write
+              chat:write.public
+            ]
+          }
+        },
+        settings: {
+          event_subscriptions: {
+            request_url: "#{Gitlab.config.gitlab.url}/api/v4/integrations/slack/events",
+            bot_events: %w[
+              app_home_opened
+            ]
+          },
+          interactivity: {
+            is_enabled: true,
+            request_url: "#{Gitlab.config.gitlab.url}/api/v4/integrations/slack/interactions",
+            message_menu_options_url: "#{Gitlab.config.gitlab.url}/api/v4/integrations/slack/options"
+          },
+          org_deploy_enabled: false,
+          socket_mode_enabled: false,
+          token_rotation_enabled: false
+        }
+      })
+    end
+  end
+
+  describe '.to_json' do
+    subject(:to_json) { described_class.to_json }
+
+    shared_examples 'a manifest that matches the JSON schema' do
+      # JSON schema file downloaded from
+      # https://raw.githubusercontent.com/slackapi/manifest-schema/v0.0.0/schemas/manifest.schema.2.0.0.json
+      # via https://github.com/slackapi/manifest-schema.
+      it { is_expected.to match_schema('slack/manifest') }
+    end
+
+    it_behaves_like 'a manifest that matches the JSON schema'
+
+    context 'when the host name is very long' do
+      before do
+        allow(Gitlab.config.gitlab).to receive(:host).and_return('abc' * 20)
+      end
+
+      it_behaves_like 'a manifest that matches the JSON schema'
+    end
+  end
+
+  describe '.share_url' do
+    it 'URI encodes the manifest' do
+      allow(described_class).to receive(:to_h).and_return({ foo: 'bar' })
+
+      expect(described_class.share_url).to eq('https://api.slack.com/apps?new_app=1&manifest_json=%7B%22foo%22%3A%22bar%22%7D')
+    end
+  end
+end